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  <title>div和span标签</title>
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  <div>我是一个div标签我一个人单独占一行</div>
  123
  <div>我是一个div标签我一个人单独占一行</div>123
  <div><span>百度</span> <span>新浪</span> <span>微博</span></div>
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